# -*- coding: utf-8 -*-
#
# Collector, the Audio CD collection manager
# Copyright (C) 2006 Piotr Gaczkowski
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

import threading
import time
from col.disc import disc_pack

class Gatherer(threading.Thread):
  """
    Data gatherer. If there is something to gather data for query
    the MusicBrainz webservice
  """

  stopthread = threading.Event()

  def __init__(self, cv, discs):
    threading.Thread.__init__(self)
    self.cv = cv
    self.discs = discs

  def run(self):

    while not self.stopthread.isSet():

      self.cv.acquire()
      while not self.discs.updatable():
        self.cv.wait()
      self.discs.getData(debug = True)
      self.cv.release()

  def stop(self):
    self.stopthread.set()
